The service provides information based on a measure called the Air Quality Index, which gauges just how bad the air has become in a particular place. Having an understanding of the Air Quality ...

Poor air quality can significantly impacts runner performance, particularly for elite athletes, according to researchers.

Chicago's skyline has been shrouded in mystery as conflicting reports of toxic air chemicals swirl, leaving residents ...

The U.S. Air Quality Index (AQI) is a tool used by the U.S. Environmental Protection Agency to communicate with the public about outdoor air quality and health.The AQI includes six color-coded ...

The alert, which will remain in effect until midnight, is a direct result of the smoke from an Ocean County, New Jersey, ...

LINCOLN, Neb. (KLKN) — The Lincoln-Lancaster County Health Department on Monday announced that incorrect high Air Quality ...

The map pulls data from air monitors, hundreds of pollution sensors, and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air ...